TCI LESSON 6 - CELL THEORY

Front

What is the cell theory?

Back

The cell theory states that: 1) All living things are composed of cells, 2) Cells are the basic unit of structure and function in living things, 3) All cells come from pre-existing cells.

Front

What makes unicellular organisms unique?

Back

Unicellular organisms can perform all life processes within a single cell.

Front

What is a multicellular organism?

Back

A multicellular organism is made up of many cells that can specialize for different functions.

Front

What is specialization in cells?

Back

Specialization refers to the process by which cells develop different structures and functions to perform specific tasks.

Front

Why are rocks considered non-living?

Back

Rocks are not made of cells, which is a key characteristic of living things.

Front

What experiment helped prove that living things do not come from non-living things?

Back

The experiment that showed maggots come from rotting meat helped prove that living things do not arise from non-living matter.

Front

What is the basic unit of life?

Back

The cell is the basic unit of life.

Front

Can unicellular organisms specialize?

Back

No, unicellular organisms cannot specialize; they perform all functions within one cell.

Front

What are the three main points of the cell theory?

Back

1) All living things are made of cells, 2) Cells are the basic unit of life, 3) All cells come from other cells.

Front

What is the significance of cells in living organisms?

Back

Cells are essential because they carry out all life processes necessary for survival.